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Long-Term Obligations - Summary of Long-Term Obligations (Detail) (USD $)
In Thousands, unless otherwise specified
Oct. 31, 2013
Oct. 31, 2012
Debt Instrument [Line Items]    
Debt and capital lease obligations $ 13,050 $ 18,455
Less current portion (5,258) (5,416)
Long-term obligations, less current portion 7,792 13,039
Farm Credit West, PCA, (FCW) term loan, bearing interest at 1.7% [Member]
   
Debt Instrument [Line Items]    
Debt and capital lease obligations 4,007 5,509
Bank of America, N.A. (BoA) term loan, bearing interest at 1.7% [Member]
   
Debt Instrument [Line Items]    
Debt and capital lease obligations 4,077 5,606
FCW, term loan, bearing interest at 5.7% [Member]
   
Debt Instrument [Line Items]    
Debt and capital lease obligations 2,600 3,900
Capital leases [Member]
   
Debt Instrument [Line Items]    
Debt and capital lease obligations $ 2,366 $ 3,440